Check for dust and debris accumulation. Extractor fans with an integral timer or timed switch need a 3 core and earth supply to allow the unit to run on after a light is switched off.
I changed the bulb for a new update one and it still didn t work.
Bathroom extractor fan with light not working. Changing bathroom light fitting with connected extractor fan and no loop but not working. And to answer your other question without doubt in your bathroom a fan is essential. It must also be possible to isolate the fan by means of a pull switch inside the bathroom or a fan isolation 3 pole switch outside of the bathroom.
You will have a switch feed which triggers the fan when the light comes on and a perm live which allows the fan to run on for a set amount of time after turning off the light. Well i then thought the unit must have broken so i went to screwfix and bought replacement fitted it and it still doesn t work. The isolator is just outside the bathroom door.
Normally the fan is mains operated but the halogen lamp is 12 volt. If your shower is downstairs you can usually reach it through the hole when the light grille is removed. Yes the fan is wired to the light so that when you turn the light on the fan comes on then it turns off 10 or 20 minutes after the light is off.
Clean the fan blades. Use a piece of dry cloth and some window cleaner to wipe off the dust from the surface of the. Given that most bathroom extractor fans tend to be switch on when you turn the bathroom light on and then run for 5 10 minutes after the light is switched off it s not hard to see that you ve very little chance of getting rid of the moisture laden air unless you leave the light on for an hour or so after your shower.
The transformer does not supply power to the main bathroom light. The accumulation of dust in the fan blades is one of the most common problems. We have a bathroom extractor fan and light on the same pull chord switch when the light stopped working i thought it was the bulb blown.
Note this shows a main bathroom light as well as a low voltage light inside the fan unit. If it is 12 volt there will be a transformer located quite close by. Only to the selv light inside the fan unit where applicable.
The photo here is of the old fan but the new one is identical and i put the wires in the exact same spot. Your pull cord switch operates at 240vac. So a 3a fuse is used to ensure that blows before the 6a 10a lighting.
The usual reason for lights not lighting is that the light bulb needs replacing. Having it on the lighting circuit a fused switch isolator should be used or when and if the fan overloads it will trip the light circuit. Discussion in electricians talk started by jen6 sep 14 2020 at 4 09 pm.
If you look on the bulb that you have removed the voltage should be written on it. The wiring should be easy to access and test and both the light and fan units within the bathroom should be an easy fix hope this helps if your in lancashire you can find me on facebook russ. You don t want that.
What to do when your bathroom extractor fan is not working.